2 tbsp. softened butter
1 1/2 c. sugar
1/3 c. flour
1/4 tsp. salt
1/2 c. fresh lemon juice
1 tsp. grated rind
3 beaten egg yolks
1 1/4 c. milk

Combine butter and sugar. Add flour, salt, lemon juice and rind. Stir egg yolks, mixed with milk. Fold stiffly beaten egg whites in. Pour in custard cups or large bowl or dish. Set in pan of water.

Bake at 375°F for 45 minutes.